Find and identify the single different character among a set of汉字 within 30 seconds. View top 10 high scores and compare with past records. Compete with global players via GameCenter. Review unsolved questions after the game.
Prepare for SPI exams with realistic questions and detailed explanations. Access 361 problems covering language, non-verbal, and English sections. Use memo, AI question, and learning data features. Study anytime with no ads or cost.
Learn Japanese grammar and sentence structures with 127 specific learning objectives. Access video lessons from a certified teacher. Search for grammar rules, practice sentence patterns, and study parts of speech like adjectives and verbs.
Learn basic English vocabulary for elementary students, including words related to seasons, days, time, weather, numbers, family, and food. Study 1137 words from school textbooks and English exams. Practice with grouped similar words.
Identify and learn about 532 bird species with detailed descriptions, photos, and audio. View images of males, females, and seasonal variations. Filter by habitat, distribution, size, and season.